body { font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
.system-bar { background-color: #f8f9fa; border-bottom: 1px solid #e3e6ea; }
pre { font-size: 0.78rem; line-height: 1.4; white-space: pre-wrap; word-break: break-word; }
code { font-size: 0.85em; }
.navbar-brand { letter-spacing: 0.02em; }